JC
James Curtis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Navajo-County, Arizona
Our Model Tree links this James Curtis across the 1920, 1930 and 1940 US Censuses in Navajo-County, Arizona (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Male
Son
Born: Arizona
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Navajo-County, Arizona |
| Surname | Curtis |
| Given Name | James L. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Winslow City |
| 1935 Residence (County) | Navajo |
| Additional Details | |
| Occupation | School Teacher |
| Industry | Public School |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
| Occupation | Teacher |
| Township / Ward | Winslow City |
| Est. Birth Year | ~1917 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Helen Curtis | Spouse | — | 55 | ~1885 |
| James Curtis | Son | — | 23 | ~1917 |
| James Curtis | Head | — | 57 | ~1883 |
Census Appearances
1920
Navajo, Arizona
Son, age 3
Navajo, Arizona · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Arizona |
| Father's Birthplace | Illinois |
| Mother's Birthplace | New Hampshire |
| Occupation | none |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1930
Navajo, Arizona
Son, age 13
Navajo, Arizona · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Arizona |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Vermont |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1940
Navajo-County, Arizona
Son, age 23
Navajo-County, Arizona · implied b. ~1917 — 3 household members
| Surname | Curtis |
| Given Name | James L. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | Winslow City |
| 1935 Residence (County) | Navajo |
| Occupation | School Teacher |
| Industry | Public School |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links James Curtis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Curtis (~0.92 confidence) and father James Curtis (~0.92 confidence) and father James Curtis (~0.92 confidence) and mother Helen Curtis (~0.92 confidence) and mother Helen Curtis (~0.92 confidence) and mother Helen Curtis (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Curtis
b. ~1883
Source father
● Household
· direct · ~0.92
Father
James Curtis
b. ~1883
Source father
● Household
· direct · ~0.92
Father
James Curtis
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Helen Curtis
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Helen Curtis
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Helen Curtis
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Curtis
Son · 1940 · age 23 · b. ~1917 · Arizona
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Navajo-County, Arizona
Open full size
1940 US Federal Census — Navajo-County, Arizona
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00110-00551)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter D. Baldridge | 26 | Head | Locomotive Fireman | Oklahoma |
| 42 | Harriet Baldridge | 21 | Wife | — | Kansas |
| 43 | Penny Marie Baldridge | 0 | Daughter | — | Arizona |
| 44 | Charles C. Reader | 53 | Head | Brakeman | Texas |
| 45 | Glada F. Reader | 32 | Wife | — | Ohio |
| 46 | Charles C. Jr. Reader | 21 | Son | — | California |
| 47 | Jack V. Reader | 18 | Son | Attendant | New Mexico |
| 48 | June Bagwell | 14 | Step-daughter | — | New Mexico |
| 49 | Maxine F. Bagwell | 11 | Step-daughter | — | New Mexico |
| 50 | John H. Bagwell | 8 | Step-son | — | New Mexico |
| 51 | Clifford H. Bealer | 55 | Head | Conductor | Ohio |
| 52 | Eila H. Bealer | 38 | Wife | — | Illinois |
| 53 | Davis H. Bealer | 10 | Son | — | Arizona |
| 54 | Annie N. Bealer | 6 | Daughter | — | Arizona |
| 55 | Mary Elizabeth Bealer | 4 | Daughter | — | Arizona |
| 56 | Ben Pearson | 39 | Head | Truck Driver | Texas |
| 57 | Gladys Pearson | 27 | Wife | — | New Mexico |
| 58 | Colleen Pearson | 9 | Daughter | — | New Mexico |
| 59 | Gwendolyn Pearson | 3 | Daughter | — | New Mexico |
| 60 | Lowell Pearson | 4 | Son | — | Arizona |
| 61 | Joe G. Hunt | 27 | Head | Brakeman | Arizona |
| 62 | Ida E. Hunt | 21 | Wife | — | North Dakota |
| 63 | Dwight E. Shannon | 33 | Head | Civil Engineer | Missouri |
| 64 | Agnes I. Shannon | 34 | Wife | — | Kansas |
| 65 | Sara Lee Shannon | 3 | Daughter | — | Arizona |
| 66 | James M. Rhoades | 58 | Head | Brakeman | Missouri |
| 67 | Eva M. Rhoades | 49 | Wife | — | Missouri |
| 68 | D. D. Bailey | 70 | Father-in-law | — | Missouri |
| 69 | Ray D. Dewar | 32 | Head | Printer Clerk | Kansas |
| 70 | Florence Dewar | 32 | Wife | — | Iowa |
| 71 | John Robert Dewar | 2 | Son | — | Arizona |
| 72 | Frankitta B. Bain | 63 | Head | — | Michigan |
| 73 | Peter J. Mulder | 62 | Lodger | General Foreman | Netherlands |
| 74 | John W. Buttram | 34 | Head | Salesman | Missouri |
| 75 | Myrtle Buttram | 33 | Wife | — | Nebraska |
| 76 | Doris Lee Buttram | 12 | Daughter | — | New Mexico |
| 77 | Gerald E. Buttram | 6 | Son | — | Kansas |
| 78 | James L. Curtis | 57 | Head | Locomotive Engineer | Illinois |
| 79 | Helen J. Curtis | 55 | Wife | — | New Hampshire |
| 80 | James L. Jr. Curtis THIS PERSON | 23 | Son | School Teacher | Arizona |
Pedigree Summary
James
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)